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chemiclesandstuff
c is for chemistry
Question | Answer |
---|---|
Atoms | smallest unit of matter |
Scientific model | An idea that we use to create an explanation of how we think some part of the world works. similar to a theory. |
Scientific Evidence | collection of observation that many people have made. Everyone agrees on the same collection of observations. |
Atomic Number | Number of protons in the nucleus of an atom. |
Mass | Number of protons plus number of neutrons |